Update tests results for postcss v8.4.17 (#503)

Author: romainmenke

test/fixtures/duplicates.expected.css

@@ -2,6 +2,7 @@ foo{}
 foo{}
 foo{}
 @media screen{
+
 foo{}
 }
 @media screen{

test/fixtures/layer-import-atrules-anonymous.expected.css

@@ -68,6 +68,7 @@ body {
 
 @media (min-width: 320px) {
 @layer import-anon-layer-3.import-anon-layer-4.import-anon-layer-5 {
+
 @layer Z {
   body {
     color: cyan;

test/fixtures/layer-import-atrules.expected.css

@@ -68,6 +68,7 @@ body {
 
 @media (min-width: 320px) {
 @layer imported-without-media.level-2.level-3 {
+
 @layer Z {
   body {
     color: cyan;

test/fixtures/layer-rule-grouping.expected.css

@@ -1,5 +1,4 @@
 @media screen {
-
 rule-one {}
 
 rule-two {}
@@ -42,7 +41,6 @@ rule-six {}
 }
 
 @layer import-anon-layer-1 {
-
 rule-one {}
 
 rule-two {}

test/fixtures/layer.expected.css

@@ -1,24 +1,33 @@
 @layer layer-alpha, layer-beta.one;
+
 @layer foo{
+
 foo{}
 }
+
 @layer bar{
 bar{}
 }
+
 @media level-1 and level-2{
+
 @layer bar{
 bar{}
 }
 }
+
 @layer baz{
 baz{}
 }
+
 @layer foobar{
 foobar{}
 }
+
 @layer foo-layered{
 @layer foo {
   foo {}
 }
 }
+
 content{}

test/fixtures/no-duplicate.expected.css

@@ -1,7 +1,12 @@
 foo{}
+
 @media screen{
+
 foo{}
 }
+
 proxy {}
+
 import {}
+
 content{}